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        Tue, 21 Apr 2015 17:10:25 -0700 (PDT)
From: Ben Gamari <bgamari DOT foss AT gmail DOT com>
To: Rob Butts <r DOT butts2 AT gmail DOT com>, geda-user AT delorie DOT com
Subject: Re: [geda-user] Stepper driver issues
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Date: Tue, 21 Apr 2015 20:10:21 -0400
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Rob Butts <r DOT butts2 AT gmail DOT com> writes:

> * Can you spin the rotor by hand when it's disconnected?
>
> All three steppers spin freely.
>
A couple more simple tests:

  * Do you see any voltage on the coils when you spin
    the rotor?

  * Is the rotor slightly harder to turn when the coils are shorted
    together?

Cheers,

- Ben


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